PHP实现人人OAuth登录和API调用
<?php session_start();?>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<?php
require_once "HttpClient.class.php";
$APIKey = ‘dd3ffbf2bd894ca9819f5dbc82c2f39c‘;
$SecretKey = ‘f6d6d1308e314737ac955ba24a5aecc0‘;
$redirecturi = ‘ ‘;
$scope =‘publish_feed,photo_upload‘;
// 生成API签名sig,sig人人API的一个参数
function gensig($params,$secret_key){
ksort($params);
reset($params);
$str = "";
foreach($params as $key=>$value){
$str .= "$key=$value";
}
return md5($str.$secret_key);;
}
// 页面状态设置,用于页面路由
// 默认是‘1’
// 获得request token (code) 后是 ‘2’
// 获得access token 后是 ‘magic’ 的值
$state = ‘1‘;
if(isset($_REQUEST[‘code‘])){
if(empty($_SESSION[‘atoken‘]))
$state = ‘2‘;
}
if(isset($_REQUEST[‘magic‘])){
$state = $_REQUEST[‘magic‘];
}
// 根据state生成响应的页面
switch($state){
case ‘1‘: // 给出进入“登录验证和应用许可”页面的连接
$_SESSION[‘atoken‘] = ‘‘;
$url = " ?client_id=$APIKey".
"&response_type=code&scope=$scope&redirect_uri=$redirecturi";
echo "<a href=http://www.mamicode.com/\"$url\">使用人人帐号登录</a><br/>";
break;
case ‘2‘: // 获取 access token,给出api调用的连接
// 获取 request token,即code
$code = $_REQUEST[‘code‘];
// 发起获取 access token请求
$url = " ?client_id=$APIKey&code=$code".
"&grant_type=authorization_code&client_secret=$SecretKey&redirect_uri=$redirecturi";
$json = HttpClient::quickGet($url);
// 解析返回 json
$jsond = json_decode($json);
$access_token = $jsond->access_token;
// 生成页面
if(!empty($access_token)){
$_SESSION[‘atoken‘] = $access_token;
$url = $redirecturi."?magic=3";
echo "access token: $access_token<br/>";
echo "<a href=http://www.mamicode.com/\"$url\">调用API: users.getInfo</a>";
}else{
echo "Wrong!<br/>";
}
break;
case ‘3‘: // 调用 api user.getInfo,显示用户的姓名、uid和头像
// 发起API调用请求
$access_token = $_SESSION[‘atoken‘];
$params = array("method"=>"users.getInfo","v"=>"1.0",
"access_token"=>$access_token,"format"=>"json");
$params[‘sig‘] = gensig($params,$SecretKey);
$url = " ";
$json = HttpClient::quickPost($url,$params);
// 解析返回json
$jsond = json_decode($json);
$uid = $jsond[‘0‘]->uid;
$tinyurl = $jsond[‘0‘]->tinyurl;
$name = $jsond[‘0‘]->name;
// 生成页面
echo "你好$name, 你的UID是$uid<br/>";
echo "<img src=http://www.mamicode.com/\"$tinyurl\">";
break;
default:
break;
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